scsi_execute_async

scsi_execute_async
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Name

scsi_execute_async — insert request

Synopsis

`int scsi_execute_async (`	struct scsi_device *	`sdev`,
	const unsigned char *	`cmd`,
	int	`cmd_len`,
	int	`data_direction`,
	void *	`buffer`,
	unsigned	`bufflen`,
	int	`use_sg`,
	int	`timeout`,
	int	`retries`,
	void *	`privdata`,
	void (*	`done(`void , char , int, int`)`,
	gfp_t	`gfp)`;

Arguments

sdev: scsi device
cmd: scsi command
cmd_len: length of scsi cdb
data_direction: DMA_TO_DEVICE, DMA_FROM_DEVICE, or DMA_NONE
buffer: data buffer (this can be a kernel buffer or scatterlist)
bufflen: len of buffer
use_sg: if buffer is a scatterlist this is the number of elements
timeout: request timeout in seconds
retries: number of times to retry request
privdata: data passed to done
done: callback function when done
gfp: memory allocation flags

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